The T2YS1 from Sonoma Scientific is a RF & Microwave Isolator with Frequency 2.4 to 2.5 GHz, Average Power 10 W, Average Power Forward 10 W, Insertion Loss 0.4 dB, Isolation 23 dB. Tags: Module with Connectors, Coaxial Isolator. More details for T2YS1 can be seen below.